Hourly Weather Forecast - McHenry, IL

8 PM
25°F
10%
9mph
SSW
Cloudy
Humidity
61%
Feels like
15°F
Dew Point
13°F
9 PM
25°F
20%
10mph
SSW
Cloudy
Humidity
63%
Feels like
15°F
Dew Point
14°F
10 PM
25°F
30%
11mph
SSW
30% Chance of Flurries
Humidity
66%
Feels like
15°F
Dew Point
15°F
11 PM
25°F
50%
11mph
SSW
50% Chance of Heavy Snow
Humidity
72%
Feels like
15°F
Dew Point
17°F

Snow Forecast through Saturday

Multiple Snowy Systems Hit Great Lakes, Northeast

As one disturbance exits New England tonight, another will be quick on its heels in the Great Lakes on Friday.

Friday's Weather Outlook

Friday's Weather Outlook

Weekend Weather Preview

Weekend Weather Preview

Weekly Drought Map for January 15, 2026

Active Weather Creates Mix of Improvements, Degradations to Drought Depiction

(Image provided by NOAA)

Polar Vortex: What Is It?

People skating on a frozen pond on a clear day. (Image by Q K from Pixabay)

Safety Tips For Icy Surfaces

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